VDB-165003 · CVE-2020-27991 · GCVE-0-2020-27991

Nagios XI up to 5.7.4 Account Information email cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.3	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Nagios XI up to 5.7.4. This vulnerability affects unknown code of the component Account Information. Performing a manipulation of the argument email results in cross site scripting. This vulnerability was named CVE-2020-27991. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Nagios XI up to 5.7.4 (Log Management Software). It has been classified as problematic. This affects some unknown processing of the component Account Information. The manipulation of the argument email with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity.

The weakness was presented 11/16/2020. It is possible to read the advisory at nagios.com. This vulnerability is uniquely identified as CVE-2020-27991. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 5.7.5 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Log Management Software

Name

Nagios XI

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Nagios XI 5.7.5

Timelineinfo

10/29/2020 🔍
11/16/2020 +18 days 🔍
11/16/2020 +0 days 🔍
12/07/2020 +21 days 🔍

Sourcesinfo

Advisory: nagios.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-27991 (🔍)
GCVE (CVE): GCVE-0-2020-27991
GCVE (VulDB): GCVE-100-165003
scip Labs: https://www.scip.ch/en/?labs.20150108

Entryinfo

Created: 11/16/2020 22:00
Updated: 12/07/2020 23:21
Changes: 11/16/2020 22:00 (39), 12/07/2020 23:16 (6), 12/07/2020 23:21 (18)
Complete: 🔍
Cache ID: 216::103